Antitrust and Trade Regulation laws aim to promote free competition in the marketplace. Agreements or cooperative efforts by two or more entities that affects or restrains competitors is illegal under these laws. The Sherman Act makes illegal any contract, combination, or conspiracy in restraint of trade or commerce and makes monopolies and attempts, combinations, or conspiracies to monopolize illegal. The Clayton Act regulate price discrimination, tying and exclusive dealing contracts, stock acquisition and interlocking directorates.
Kentfield (formerly Ross Landing, Tamalpais, and Kent) is a census-designated place (CDP) in Marin County, California, United States, just north of San Francisco. Kentfield is located on the Northwestern Pacific Railroad 2 miles (3.2 km) southwest of downtown San Rafael, at an elevation of 115 feet (35 m). The population was 6,351 at the 2000 census. The ZIP code is 94904, and is shared with the neighboring community of Greenbrae.